# A036083 (b-file synthesized from sequence entry)
0 1
1 15
2 175
3 1750
4 15750
5 131250
6 1031250
7 7734375
8 55859375
9 391015625
10 2666015625
11 17773437500
12 116210937500
13 747070312500
14 4731445312500
15 29571533203125
16 182647705078125
17 1116180419921875
18 6755828857421875